<template>
  <transition name="slide">
    <div class="">
      <div class="singer-detail"></div>
      <music-list :title="title" :bg-image="bgImage" :songs="songs"></music-list>
    </div>
  </transition>
</template>

<script type="text/ecmascript-6">
import { mapGetters } from 'vuex'
import { getSingerDetail } from '../../api/singer'
import createSong from '../../common/js/song'
import MusicList from '../music-list/music-list'

export default {
  data() {
    return {
      songs: []
    }
  },
  computed: {
    title() {
      return this.singer.name
    },
    bgImage() {
      return this.singer.avatar
    },
    ...mapGetters([
      'singer'
    ])
  },
  components: {
    MusicList
  },
  created() {
    this._getDetail()
  },
  methods: {
    _getDetail() {
      if (!this.singer.id) {
        this.$router.push('/singer')
        return
      }
      getSingerDetail(this.singer.id).then((res) => {
        if (res.code === 0) {
          this.songs = this._normalizeSongs(res.singerSongList.data.songList)
        }
      })
    },
    _normalizeSongs(list) {
      let ret = []
      list.forEach(item => {
        let { songInfo } = item
        ret.push(songInfo)
      })
      return ret
    }
  }
}
</script>

<style scoped lang="stylus" rel="stylesheet/stylus">
.slide-enter-active, .slide-leave-active {
  transition: all 0.3s;
}

.slide-enter, .slide-leave-to {
  transform: translate3d(100%, 0, 0);
}
</style>